private List <WebListItem> GetSiteList()
{
// code to iterate through user's list of SPWebs
bool addCurrentToList = true;
int mruItems = SlkStore.Settings.UserWebListMruSize;
int itemMax;
int listCount;
ReadOnlyCollection <SlkUserWebListItem> userWebList = SlkStore.FetchUserWebList();
foreach (SlkUserWebListItem webListItem in userWebList)
{
if (SPWeb.ID.Equals(webListItem.SPWebGuid))
{
addCurrentToList = false;
break;
}
}
if (addCurrentToList)
{
listCount = userWebList.Count + 1;
}
else
{
listCount = userWebList.Count;
}
if (!ShowAllSites && listCount > mruItems)
{
itemMax = mruItems;
lnkMRUShowAll.Visible = true;
lnkMRUShowAll.Text = PageCulture.Resources.ActionslnkMRUShowAll;
}
else
{
itemMax = listCount;
lnkMRUShowAll.Visible = false;
}
List <WebListItem> webList = new List <WebListItem>(itemMax);
if (addCurrentToList)
{
itemMax--;
}
for (int i = 0; i < itemMax && i < userWebList.Count; i++)
{
bool previousValue = SPSecurity.CatchAccessDeniedException;
SPSecurity.CatchAccessDeniedException = false;
try
{
SlkUserWebListItem item = userWebList[i];
using (SPSite site = new SPSite(item.SPSiteGuid, SPContext.Current.Site.Zone))
{
using (SPWeb web = site.OpenWeb(item.SPWebGuid))
{
if (SPWeb.ID.Equals(item.SPWebGuid))
{
webList.Add(new WebListItem(item, web.Url, PageCulture.Format("{0} {1}", web.Title, PageCulture.Resources.ActionslblMRUCurrentSite)));
}
else
{
webList.Add(new WebListItem(item, web.Url, web.Title));
}
}
}
}
catch (UnauthorizedAccessException)
{
// the user doesn't have permission to access this site, so ignore it
continue;
}
catch (System.Data.SqlClient.SqlException)
{
// site is in another web application and this web application's app pool user doesn't have access
continue;
}
catch (FileNotFoundException)
{
// the site doesn't exist
continue;
}
finally
{
SPSecurity.CatchAccessDeniedException = previousValue;
}
}
if (addCurrentToList)
{
webList.Add(new WebListItem(SPWeb.Site.ID, SPWeb.ID, DateTime.Now, SPWeb.Url,
PageCulture.Format("{0} {1}", SPWeb.Title, PageCulture.Resources.ActionslblMRUCurrentSite)));
}
webList.Sort();
return(webList);
}
protected void addButton_Click(object sender, EventArgs e)
{
// user clicked "Add" button (after clicking "Add a site to this list")
bool showAddSite = true;
bool previousValue = SPSecurity.CatchAccessDeniedException;
SPSecurity.CatchAccessDeniedException = false;
try
{
string destinationUrl = txtNewSite.Text.Trim();
Uri destinationUri = new Uri(destinationUrl);
using (SPSite site = new SPSite(destinationUri.AbsoluteUri))
{
using (SPWeb destinationWeb = site.OpenWeb())
{
// check if the site is a valid Slk site
SlkStore destinationSlkStore;
try
{
destinationSlkStore = SlkStore.GetStore(destinationWeb);
}
catch (SlkNotConfiguredException)
{
errorBanner.AddHtmlErrorText(ErrorType.Warning, PageCulture.Format(PageCulture.Resources.ActionsNotEnabled, Server.HtmlEncode(destinationUrl)));
DisplayAddSite();
return;
}
// check if the user is an instructor on that site
if (!destinationSlkStore.IsInstructor(destinationWeb))
{
errorBanner.AddHtmlErrorText(ErrorType.Warning, PageCulture.Format(PageCulture.Resources.ActionsNotInstructor, Server.HtmlEncode(destinationUrl)));
DisplayAddSite();
return;
}
// check if the site is already in the list
ReadOnlyCollection <SlkUserWebListItem> userWebList = SlkStore.FetchUserWebList();
foreach (SlkUserWebListItem webListItem in userWebList)
{
if (destinationWeb.ID.Equals(webListItem.SPWebGuid))
{
errorBanner.AddHtmlErrorText(ErrorType.Info, PageCulture.Format(PageCulture.Resources.ActionsAlreadyInList, Server.HtmlEncode(destinationWeb.Title)));
break;
}
}
// add the web to the list
SlkStore.AddToUserWebList(destinationWeb); //local slkstore
ShowAllSites = false;
txtNewSite.Text = string.Empty;
newSite = destinationWeb.ID;
showAddSite = false;
}
}
}
catch (UriFormatException)
{
// the url is an invalid format
errorBanner.AddHtmlErrorText(ErrorType.Warning, PageCulture.Format(PageCulture.Resources.ActionsInvalidSite, Server.HtmlEncode(txtNewSite.Text)));
}
catch (UnauthorizedAccessException)
{
// the user doesn't have permission to access this site, so show an error message
errorBanner.AddHtmlErrorText(ErrorType.Warning, PageCulture.Format(PageCulture.Resources.ActionsInvalidSite, Server.HtmlEncode(txtNewSite.Text)));
}
catch (FileNotFoundException)
{
errorBanner.AddHtmlErrorText(ErrorType.Warning, PageCulture.Format(PageCulture.Resources.ActionsInvalidSite, Server.HtmlEncode(txtNewSite.Text)));
}
finally
{
SPSecurity.CatchAccessDeniedException = previousValue;
}
if (showAddSite)
{
DisplayAddSite();
}
}
